Home / 70,545.60-97,352.64-38,714.43

Finding the Fourth Proportional to 70,545.60, 97,352.64 and 38,714.43

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Solution

The fourth proportional to 70,545.60, 97,352.64 and 38,714.43 is: 53,425.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,545.60 : 97,352.64 = 38,714.43 : x
  2. Step 2: Convert to fraction form
    70,545.60/97,352.64 = 38,714.43/x
  3. Step 3: Cross multiply
    70,545.60x = 97,352.64 × 38,714.43
  4. Step 4: Simplify right side
    70,545.60x = 3,768,951,966.60
  5. Step 5: Solve for x
    x = 3,768,951,966.60/70,545.60
  6. Step 6: Final answer
    x = 53,425.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.